Kumano Shrine is a holy site where the spiritually minded meet to pray. You can do the same, or simply observe others as they worship.
This sacred place is in Shobara, a place that has so much going for it! Hiroshima Kenminnomori Ski Area, Okuizumo Orochi Loop Road Station, and Mt. Eboshi are other popular sightseeing opportunities nearby when you've finished up at Kumano Shrine.